As it became clear the day of the U.S. presidential election that Donald Trump would win, currencies throughout South America began to lose value.
In Brazil, the region’s largest economy, the real has fallen more than 9% against the U.S. dollar since election day.
The currencies in the next three biggest economies — Argentina, Colombia and Chile — have dropped between 4% and 8%.
Much attention has been paid to how a Trump administration could damage the economy in Mexico, where Trump has sown fears by threatening to tear up the North American Free Trade Agreement and clamp down on immigration. The Mexican peso has reacted in kind, dropping...